He went upstream 3 hours and downstream two. 4x3=12 6x2=12
He went 24 miles.
What is the separate weight
Answer:
3x > 37
x > 12.333
Thus, 13 and 15 satisfy
Step-by-step explanation:
hope this helps
Answer:

Step-by-step explanation:
Since there are 20 students, this will be the denominator.
Now, to find how many students have a dog and a cat, you need to subtract all the numbers with 20. The leftover number will be the amount of students.
7+8+8=23
23-20=3
So, there are 3 students who have a dog and a cat.
So, the fraction will be 
Seven times seven equals forty nine